package org.ishequ.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;

public class EncodingFilter implements Filter {

	public void destroy() {
	}

	public void doFilter(ServletRequest req, ServletResponse resp,
			FilterChain chain) throws IOException, ServletException {
		HttpServletRequest request = (HttpServletRequest) req;
		if("GET".equals(request.getMethod())){
			EncodingRequestWrapper reqwrapper = new EncodingRequestWrapper(request);
			chain.doFilter(reqwrapper, resp);
		}else{
			req.setCharacterEncoding("UTF-8");
			chain.doFilter(request, resp);
		}
		
	}

	public void init(FilterConfig arg0) throws ServletException {
	}

}
